Free Text to Speech Natural Voices - SAPI 4 & SAPI 5

2nd Speech Center supports all the Microsoft SAPI4, SAPI5 (Speech Application Programming Interface) compatible text-to-speech voices! Ace Buddy supports all the SAPI4 voices. We have collected most of high-quality free or commercial voices from the Internet for you. They are available for FREE download or buy below.

After the download is complete, run the .exe/.msi file to install the new voice engine. After installing, close 2nd Speech Center and restart the program. The new voices will appear in the Voices drop-list.